Example usage for org.eclipse.jface.action ICoolBarManager prependToGroup

Introduction

In this page you can find the example usage for org.eclipse.jface.action ICoolBarManager prependToGroup.

Prototype

void prependToGroup(String groupName, IAction action);

Source Link

Document

Adds a contribution item for the given action at the beginning of the group with the given name.

Usage

From source file:org.eclipse.ui.internal.EditorActionBars.java

License:Open Source License

/**
 * Returns the tool bar manager. If items are added or removed from the
 * manager be sure to call <code>updateActionBars</code>. Overridden to
 * support CoolBars./*from  w  w  w .  jav  a  2s . co m*/
 * 
 * @return the tool bar manager
 */
public IToolBarManager getToolBarManager() {

    // by pass the sub coolBar and use the real cool bar.
    ICoolBarManager coolBarManager = getCastedParent().getCoolBarManager();
    if (coolBarManager == null) {
        return null;
    }

    // add the editor group if the app did not add it already,
    // otherwise the references to it below will fail
    if (coolBarManager.find(IWorkbenchActionConstants.GROUP_EDITOR) == null) {
        coolBarManager.add(new GroupMarker(IWorkbenchActionConstants.GROUP_EDITOR));
    }
    if (toolBarContributionItem == null) {
        IContributionItem foundItem = coolBarManager.find(type);
        if ((foundItem instanceof IToolBarContributionItem)) {
            toolBarContributionItem = (IToolBarContributionItem) foundItem;
            coolItemToolBarMgr = toolBarContributionItem.getToolBarManager();
            if (coolItemToolBarMgr == null) {
                coolItemToolBarMgr = new ToolBarManager2(SWT.FLAT);
                toolBarContributionItem = new ToolBarContributionItem2(coolItemToolBarMgr, type);
                // Add editor item to group
                coolBarManager.prependToGroup(IWorkbenchActionConstants.GROUP_EDITOR, toolBarContributionItem);
            }
        } else {
            coolItemToolBarMgr = new ToolBarManager2(SWT.FLAT);
            if ((coolBarManager instanceof ContributionManager)
                    && (foundItem instanceof PlaceholderContributionItem)) {
                PlaceholderContributionItem placeholder = (PlaceholderContributionItem) foundItem;
                toolBarContributionItem = createToolBarContributionItem(coolItemToolBarMgr, placeholder);
                // Restore from a placeholder
                ((ContributionManager) coolBarManager).replaceItem(type, toolBarContributionItem);
            } else {
                toolBarContributionItem = new ToolBarContributionItem2(coolItemToolBarMgr, type);
                // Add editor item to group
                coolBarManager.prependToGroup(IWorkbenchActionConstants.GROUP_EDITOR, toolBarContributionItem);
            }
        }
        ((ContributionManager) coolItemToolBarMgr).setOverrides(new Overrides());
        toolBarContributionItem.setVisible(getActive());
        coolItemToolBarMgr.markDirty();
    }

    return coolItemToolBarMgr;
}

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